Works matching IS 00942405 AND DT 2009 AND VI 36 AND IP 9

Results: 47

Spatial analysis of magnetic resonance T1ρ and T2 relaxation times improves classification between subjects with and without osteoarthritis.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4059, doi. 10.1118/1.3187228

By:

Carballido-Gamio, Julio;
Stahl, Robert;
Blumenkrantz, Gabrielle;
Romero, Adan;
Majumdar, Sharmila;
Link, Thomas M.

Publication type:

Article

The Chief Information Technology Officer in a Radiation Oncology department should be a medical physicist.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3863, doi. 10.1118/1.3168969

By:

Siochi, R. Alfredo C.;
Brack, Collin D.;
Orton, Colin G.

Publication type:

Article

An easy method to account for light scattering dose dependence in radiochromic films.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3866, doi. 10.1118/1.3176892

By:

Miras, Hector;
Arrans, Rafael

Publication type:

Article

Comparisons of treatment optimization directly incorporating random patient setup uncertainty with a margin-based approach.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3880, doi. 10.1118/1.3176940

By:

Moore, Joseph A.;
Gordon, John J.;
Anscher, Mitchell S.;
Siebers, Jeffrey V.

Publication type:

Article

EGSnrc-based Monte Carlo dosimetry of CSA1 and CSA2 137Cs brachytherapy source models.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3870, doi. 10.1118/1.3176936

By:

Selvam, T. Palani;
Sahoo, S.;
Vishwakarma, R. S.

Publication type:

Article

Monte Carlo analysis of energy dependent anisotropy of bremsstrahlung x-ray spectra.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3897, doi. 10.1118/1.3176954

By:

Kákonyi, Róbert;
Erdélyi, Miklós;
Szabó, Gábor

Publication type:

Article

Considering marker visibility during leaf sequencing for segmental intensity-modulated radiation therapy.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3906, doi. 10.1118/1.3177313

By:

Bo Zhao;
Jianrong Dai;
Ling, C. Clifton

Publication type:

Article

A hierarchical spectral clustering and nonlinear dimensionality reduction scheme for detection of prostate cancer from magnetic resonance spectroscopy (MRS).

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3927, doi. 10.1118/1.3180955

By:

Tiwari, Pallavi;
Rosen, Mark;
Madabhushi, Anant

Publication type:

Article

An absolute dose determination of helical tomotherapy accelerator, TomoTherapy High-Art II.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3891, doi. 10.1118/1.3176951

By:

Bailat, Claude J.;
Buchillier, Thierry;
Pachoud, Marc;
Moeckli, Raphaël;
Bochud, François O.

Publication type:

Article

A two-step scheme for distortion rectification of magnetic resonance images.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3917, doi. 10.1118/1.3180107

By:

Baldwin, Lesley N.;
Wachowicz, Keith;
Fallone, B. Gino

Publication type:

Article

Technical Note: RabbitCT—an open platform for benchmarking 3D cone-beam reconstruction algorithms.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3940, doi. 10.1118/1.3180956

By:

Rohkohl, C.;
Keck, B.;
Hofmann, H. G.;
Hornegger, J.

Publication type:

Article

Measurements of dose discrepancies due to inhomogeneities and radiographic contrast in balloon catheter brachytherapy.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3945, doi. 10.1118/1.3183497

By:

Seungjong Oh;
Scott, Jacob;
Dong Hoon Shin;
Tae-Suk Suh;
Siyong Kim

Publication type:

Article

Scintillator avalanche photoconductor with high resolution emitter readout for low dose x-ray imaging: Lag.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4047, doi. 10.1118/1.3187227

By:

Dan Li;
Wei Zhao;
Nanba, Masakazu;
Egami, Norifomi

Publication type:

Article

Megavoltage planar and cone-beam imaging with low-Z targets: Dependence of image quality improvement on beam energy and patient separation.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3955, doi. 10.1118/1.3183499

By:

Robar, James L.;
Connell, Tanner;
Huang, Weihong;
Kelly, Robin G.

Publication type:

Article

From the limits of the classical model of sensitometric curves to a realistic model based on the percolation theory for GafChromic™ EBT films.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4015, doi. 10.1118/1.3187226

By:

del Moral, F.;
Vázquez, J. A.;
Ferrero, J. J.;
Willisch, P.;
Ramírez, R. D.;
Teijeiro, A.;
Medina, A. López;
Andrade, B.;
Vázquez, J.;
Salvador, F.;
Medal, D.;
Salgado, M.;
Muñoz, V.

Publication type:

Article

Multiple scattering of 13 and 20 MeV electrons by thin foils: A Monte Carlo study with GEANT, Geant4, and PENELOPE.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3964, doi. 10.1118/1.3183501

By:

Vilches, M.;
García-Pareja, S.;
Guerrero, R.;
Anguiano, M.;
Lallena, A. M.

Publication type:

Article

An evaluation of ionization chambers for the relative dosimetry of kilovoltage x-ray beams.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3971, doi. 10.1118/1.3183820

By:

Hill, Robin;
Zhao Mo;
Haque, Mamoon;
Baldock, Clive

Publication type:

Article

The M. D. Anderson proton therapy system.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4068, doi. 10.1118/1.3187229

By:

Smith, Alfred;
Gillin, Michael;
Bues, Martin;
Zhu, X. Ronald;
Suzuki, Kazumichi;
Mohan, Radhe;
Woo, Shiao;
Lee, Andrew;
Komaki, Ritsko;
Cox, James;
Hiramoto, Kazuo;
Akiyama, Hiroshi;
Ishida, Takayuki;
Sasaki, Toshie;
Matsuda, Koji

Publication type:

Article

On the speckle-free nature of photoacoustic tomography.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4084, doi. 10.1118/1.3187231

By:

Zijian Guo;
Li Li;
Lihong V. Wang

Publication type:

Article

A CT-based analytical dose calculation method for HDR 192Ir brachytherapy.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3982, doi. 10.1118/1.3184695

By:

Poon, Emily;
Verhaegen, Frank

Publication type:

Article

A comparison of HDR brachytherapy and IMRT techniques for dose escalation in prostate cancer: A radiobiological modeling study.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 3995, doi. 10.1118/1.3187224

By:

Fatyga, M.;
Williamson, J. F.;
Dogan, N.;
Todor, D.;
Siebers, J. V.;
George, R.;
Barani, I.;
Hagan, M.

Publication type:

Article

Dual resolution cone beam breast CT: A feasibility study.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4007, doi. 10.1118/1.3187225

By:

Lingyun Chen;
Youtao Shen;
Chao-Jen Lai;
Tao Han;
Yuncheng Zhong;
Shuaiping Ge;
Xinming Liu;
Tianpeng Wang;
Yang, Wei T.;
Whitman, Gary J.;
Shaw, Chris C.

Publication type:

Article

Monte Carlo model for a prototype CT-compatible, anatomically adaptive, shielded intracavitary brachytherapy applicator for the treatment of cervical cancer.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4147, doi. 10.1118/1.3193682

By:

Price, Michael J.;
Gifford, Kent A.;
Horton, John L.;
Eifel, Patricia J.;
Gillin, Michael T.;
Lawyer, Ann A.;
Mourtada, Firas

Publication type:

Article

An effective correction algorithm for off-axis portal dosimetry errors.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4089, doi. 10.1118/1.3187785

By:

Bailey, Daniel W.;
Kumaraswamy, Lalith;
Podgorsak, Matthew B.

Publication type:

Article

Uncertainties in effective dose estimates of adult CT head scans: The effect of head size.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4121, doi. 10.1118/1.3191686

By:

Gregory, Kent J.;
Bibbo, Giovanni;
Pattison, John E.

Publication type:

Article

Monte Carlo simulations of the count rate performance of a clinical whole-body MR/PET scanner.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4126, doi. 10.1118/1.3193676

By:

Delso, Gaspar;
Martinez, Maria-Jose;
Torres, Irene;
Ladebeck, Ralf;
Michel, Christian;
Nekolla, Stephan;
Ziegler, Sibylle I.

Publication type:

Article

In vivo verification of proton beam path by using post-treatment PET/CT imaging.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4136, doi. 10.1118/1.3193677

By:

Hsi, Wen C.;
Indelicato, Daniel J.;
Vargas, Carlos;
Duvvuri, Srividya;
Zuofeng Li;
Palta, Jatinder

Publication type:

Article

Verification and source-position error analysis of film reconstruction techniques used in the brachytherapy planning systems.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4115, doi. 10.1118/1.3191665

By:

Liyun Chang;
Sheng-Yow Ho;
Chen-Shou Chui;
Yi-Chun Du;
Tainsong Chen

Publication type:

Article

Monte Carlo simulation and patient dosimetry for a kilovoltage cone-beam CT unit.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4156, doi. 10.1118/1.3196182

By:

Downes, P.;
Jarvis, R.;
Radu, E.;
Kawrakow, I.;
Spezi, E.

Publication type:

Article

A real-time prostate cancer detection technique using needle insertion force and patient-specific criteria during percutaneous intervention.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4184, doi. 10.1118/1.3213453

By:

Yan, K.;
Podder, T.;
Li, L.;
Joseph, J.;
Rubens, D. R.;
Messing, E. M.;
Liao, L.;
Yu, Y.

Publication type:

Article

Accelerated ray tracing for radiotherapy dose calculations on a GPU.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4095, doi. 10.1118/1.3190156

By:

de Greef, M.;
Crezee, J.;
van Eijk, J. C.;
Pool, R.;
Bel, A.

Publication type:

Article

Effect of prolonged stimulation on cerebral hemodynamic: A time-resolved fNIRS study.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4103, doi. 10.1118/1.3190557

By:

Butti, Michele;
Contini, Davide;
Molteni, Erika;
Caffini, Matteo;
Spinelli, Lorenzo;
Baselli, Giuseppe;
Bianchi, Anna Maria;
Cerutti, Sergio;
Cubeddu, Rinaldo;
Torricelli, Alessandro

Publication type:

Article

Determination of the quality index (Q) for photon beams at arbitrary field sizes.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4168, doi. 10.1118/1.3197062

By:

Sauer, Otto A.

Publication type:

Article

Secondary neutron spectra from modern Varian, Siemens, and Elekta linacs with multileaf collimators.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4027, doi. 10.1118/1.3159300

By:

Howell, Rebecca M.;
Kry, Stephen F.;
Burgett, Eric;
Hertel, Nolan E.;
Followill, David S.

Publication type:

Article

Effects of tertiary MLC configuration on secondary neutron spectra from 18 MV x-ray beams for the Varian 21EX linear accelerator.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4039, doi. 10.1118/1.3159301

By:

Howell, Rebecca M.;
Kry, Stephen F.;
Burgett, Eric;
Followill, David;
Hertel, Nolan E.

Publication type:

Article

Accuracy of Spencer-Attix cavity theory and calculations of fluence correction factors for the air kerma formalism.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4173, doi. 10.1118/1.3174862

By:

La Russa, D. J.;
Rogers, D. W. O.

Publication type:

Article

A general analytical solution to the geometrical problem of field matching in radiotherapy.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4191, doi. 10.1118/1.3183498

By:

Hernandez, V.;
Arenas, M.;
Pons, F.;
Sempau, J.

Publication type:

Article

Mass preserving nonrigid registration of CT lung images using cubic B-spline.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4213, doi. 10.1118/1.3193526

By:

Youbing Yin;
Hoffman, Eric A.;
Ching-Long Lin

Publication type:

Article

X-band EPR imaging as a tool for gradient dose reconstruction in irradiated bones.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4223, doi. 10.1118/1.3194775

By:

Levêque, Philippe;
Godechal, Quentin;
Bol, Anne;
Trompier, François;
Gallez, Bernard

Publication type:

Article

4D in-beam positron emission tomography for verification of motion-compensated ion beam therapy.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4230, doi. 10.1118/1.3196236

By:

Parodi, Katia;
Saito, Nami;
Chaudhri, Naved;
Richter, Christian;
Durante, Marco;
Enghardt, Wolfgang;
Rietzel, Eike;
Bert, Christoph

Publication type:

Article

Gamma Knife output factor measurements using VIP polymer gel dosimetry.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4277, doi. 10.1118/1.3183500

By:

Moutsatsos, A.;
Petrokokkinos, L.;
Karaiskos, P.;
Papagiannis, P.;
Georgiou, E.;
Dardoufas, K.;
Sandilos, P.;
Torrens, M.;
Pantelis, E.;
Kantemiris, I.;
Sakelliou, L.;
Seimenis, I.

Publication type:

Article

Task Group 142 report: Quality assurance of medical accelerators.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4197, doi. 10.1118/1.3190392

By:

Klein, Eric E.;
Hanley, Joseph;
Bayouth, John;
Yin, Fang-Fang;
Simon, William;
Dresser, Sean;
Serago, Christopher;
Aguirre, Francisco;
Ma, Lijun;
Arjomandy, Bijan;
Liu, Chihray;
Sandin, Carlos;
Holmes, Todd

Publication type:

Article

Matching extended-SSD electron beams to multileaf collimated photon beams in the treatment of head and neck cancer.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4244, doi. 10.1118/1.3187782

By:

Steel, Jared;
Stewart, Allan;
Satory, Philip

Publication type:

Article

SPECT imaging of high energy isotopes and isotopes with high energy contaminants with rotating slat collimators.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4257, doi. 10.1118/1.3177312

By:

Van Holen, Roel;
Staelens, Steven;
Vandenberghe, Stefaan

Publication type:

Article

Evaluation of high-energy brachytherapy source electronic disequilibrium and dose from emitted electrons.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4250, doi. 10.1118/1.3194754

By:

Ballester, Facundo;
Granero, Domingo;
Pérez-Calatayud, José;
Melhus, Christopher S.;
Rivard, Mark J.

Publication type:

Article

Evaluation of nonrigid registration models for interfraction dose accumulation in radiotherapy.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4268, doi. 10.1118/1.3194750

By:

Janssens, Guillaume;
Orban de Xivry, Jonathan;
Fekkes, Stein;
Dekker, André;
Macq, Benoit;
Lambin, Philippe;
van Elmpt, Wouter

Publication type:

Article

Spatial registration of temporally separated whole breast 3D ultrasound images.

Published in:

Medical Physics, 2009, v. 36, n. 9, p. 4288, doi. 10.1118/1.3193678

By:

Narayanasamy, Ganesh;
LeCarpentier, Gerald L.;
Roubidoux, Marilyn;
Fowlkes, J. Brian;
Schott, Anne F.;
Carson, Paul L.

Publication type:

Article